Inventor · disambiguated record
Mitsuaki Maruyama
Also filed as: MARUYAMA MITSUAKI
13 granted patents·314 citations·filing 1974–2001
93Inventor score
Top patents by PatentIndex Score
13 records- 0196US4380770AInk jet printerEPSON CORP·Filed 1980·Granted Apr 19, 1983·137 cites·18 claims
- 0294US4754293AElectrophotographic type image forming apparatusSEIKO EPSON CORP·Filed 1987·Granted Jun 28, 1988·50 cites·30 claims
- 0374US4041295AElectronic timepiece calculatorSUWA SEIKOSHA KK·Filed 1974·Granted Aug 9, 1977·17 cites·9 claims
- 0473US5001516APage printer with electrically conductive lateral side plateSEIKO EPSON CORP·Filed 1989·Granted Mar 19, 1991·17 cites·5 claims
- 0571US5245357APage printerSEIKO EPSON CORP·Filed 1992·Granted Sep 14, 1993·20 cites·4 claims
- 0671US5083170AElectrophotographic recording apparatusSEIKO EPSON CORP·Filed 1990·Granted Jan 21, 1992·21 cites·5 claims
- 0764US4941002APage printerSEIKO EPSON CORP·Filed 1989·Granted Jul 10, 1990·13 cites·8 claims
- 0862US6898476B2Management of working status with large-scaled displaySEIKO EPSON CORP·Filed 2001·Granted May 24, 2005·12 cites·22 claims
- 0957US5257068AClamshell-type electrophotographic duplex printerSEIKO EPSON CORP·Filed 1991·Granted Oct 26, 1993·11 cites·2 claims
- 1040US4945364APage printerSEIKO EPSON CORP·Filed 1989·Granted Jul 31, 1990·4 cites·5 claims
- 1137US4103482AWristwatch having a liquid crystal displayMARUYAMA MITSUAKI·Filed 1976·Granted Aug 1, 1978·4 cites·8 claims
- 1235US4086654AElectronic timepiece calculatorSUWA SEIKOSHA KK·Filed 1977·Granted Apr 25, 1978·6 cites·4 claims
- 1333USRE34948EElectrophotographic type image forming apparatusSEIKO EPSON CORP·Filed 1989·Granted May 23, 1995·2 cites·32 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →